Common side effects of B12 injections These B12 effects tend to resolve on their own within a day or two: Injection site reaction, such as mild soreness, redness, or swelling Brief itching or warmth at the injection area A feeling of fullness or pressure in the muscle Mild headache or nausea shortly after the shot These reactions are typically related to the injection itself, not the vitamin
Because B12 is vital a deficit in B12 can affect our energy levels, cause stress, fatigue and brain fog
However, its a good idea to monitor how your body reacts, especially if youre taking anticoagulants, antiepileptics, or hormone-based treatments
In these cases, the introduction of semaglutide might smooth out the diarrheal phases but could potentially lengthen the constipation phases
Going from 2.5mg to 5mg (doubling the dose) does not double the weight loss